English Reference

Word

mistrial

Phoneticsmis·tri·al, stress on the first syllable

US/ˈmɪsˌtɹaɪəɫ/

UK/mɪstɹˈaɪəl/

Countable noun

Definition

n. a trial that ends early without a final decision, often because of a serious mistake or because the jury cannot agree. You must start the whole trial again with a new jury.

n. a criminal or civil trial rendered invalid before verdict due to procedural error, misconduct, or a deadlocked jury. Results in no verdict and typically requires retrial with a new jury.

Examples

“The judge declares a mistrial after the jury disagrees.”

“After two jurors admit reading news about the case, the judge declares a mistrial and schedules a new trial.”

“The high-profile corruption case ended in a mistrial when the jury deadlocked after eleven days, forcing prosecutors to decide whether the expense of a retrial was justified.”

Examples

simple

“The judge declares a mistrial after the jury disagrees.”

contextual

“After two jurors admit reading news about the case, the judge declares a mistrial and schedules a new trial.”

complex

“The high-profile corruption case ended in a mistrial when the jury deadlocked after eleven days, forcing prosecutors to decide whether the expense of a retrial was justified.”

Collocations

Common phrases and expressions where native English speakers use the word “mistrial” in context.

Verb

01. avoid mistrial

“The judge warned jurors to avoid a mistrial.”

verb + noun

02. cause mistrial

“The juror's comments caused a mistrial.”

verb + noun

03. declare mistrial

“The judge had no choice but to declare a mistrial.”

verb + noun

04. grant mistrial

“The court granted a mistrial after new evidence emerged.”

verb + noun

Adjective

05. costly mistrial

“The costly mistrial forced the state to fund a second full trial.”

adj + noun

06. high-profile mistrial

“The high-profile mistrial dominated news coverage for weeks.”

adj + noun

Noun

07. declaration of mistrial

“The declaration of a mistrial surprised everyone in court.”

noun + prep + noun

08. grounds for mistrial

“The defence argued there were clear grounds for a mistrial.”

noun + prep + noun

09. avoid a costly mistrial

“Strict instructions help avoid a costly mistrial.”

10. declare a mistrial

“The judge declared a mistrial when the jury could not agree.”

11. end in a mistrial

“The high-profile case ended in a mistrial last week.”

12. grant a motion for mistrial

“The court granted a motion for mistrial due to juror bias.”

Usage

Typically follows the verb 'declare' and is followed by retrial with a new jury.

Real-World Examples

“The judge declared a mistrial on 4 September after the jury failed to reach a unanimous verdict following nearly 40 hours of deliberating.”
BBC News 18 Sept 2026
“A judge declared a mistrial on Friday in the U.S. murder trial of Lindsay Clancy for killing her three young children, a tragedy her attorney said occurred while she was suffering from postpartum psychosis.”
Reuters 4 Sept 2026
“The mistrial opened the door for a potential retrial, though Plymouth County District Attorney Tim Cruz said his office had not decided whether to pursue one.”
Reuters 4 Sept 2026

Related words

Domain

Law

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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